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Houston Astros at Chicago Cubs

MLBregular • 2026 Season
completed
Cubs logo
Cubs
Chicago
5
vs
Astros logo
Astros
Houston
8
CHC 55%45% HOU
Prediction Confidence:
Moderate

Chicago Cubs 55% to win. The biggest signal favoring Cubs:

  • Home Field Advantage. Base home field advantage applied (no detailed stats available)

What would change the call

Win probability as of kickoff if a leading factor were even

  • If the home-field edge were neutral: CHC 52% (−3)

Win probability movement

CHC home win probability as the model updated before the game

Home win probability movement61%55%50%May 21May 24

Labels mark updates of 5 points or more, named by the factor that moved most.

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VenueWrigley Field
Chicago, Illinois

Team Comparison

Head-to-head snapshot based on our model inputs

Astros (away)
Cubs (home)
45%
Win probability
55%
0
High-impact factors
0
0
Players ruled out
0

Post-Game Analysis

How our model performed

The Astros defeated the Cubs 8-5.

Our model predicted the Cubs would win with 55% confidence, but the Astros won against the model's expectation. Results like this help us refine the model.

Looking at the factors our model weighed:

  • Home Field Advantage favored the Cubs and was a notable factor: Base home field advantage applied (no detailed stats available)
  • Recent Form was neutral and a contributing factor: No recent form data available
  • Injuries was neutral and a contributing factor: Similar injury situations: Cubs (0 out) vs Astros (0 out)

This analysis was generated from our model's pre-game assessment compared against the actual result. Factor accuracy helps improve future predictions.

Astros won 5-8

Astros won in a close game

Prediction IncorrectWe predicted Cubs at 55%

Key Factors

What's driving the win probability for this game

  • Home Field AdvantageFavors Chicago Cubs
  • Recent FormNeutral
  • InjuriesNeutral
  • Rest DaysNeutral
  • ELO RatingNeutral
  • Defensive EfficiencyNeutral
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What's Driving This Game

Each factor's contribution to the final win probability

HOU
CHC
Home Field Advantage
Favours HOU|Favours CHC

Premium feature: factor breakdown

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Understanding the win probability calculation

1 factor not shown (insufficient data)

Model version: 1.1.0 • Calculated: 5/24/2026, 6:15:02 PM

Key Players

Astros

Peter LambertSP
Mike BurrowsSP
Hunter BrownSP
Miguel UllolaRP
Cristian JavierSP

Cubs

David PetersonSP
Kevin GausmanSP
Aaron CivaleRP
Clay HolmesSP
Shota ImanagaSP

Learn About Our Analysis

Learn about the factors behind our predictions

Frequently Asked Questions

Cubs has a 55% win probability, while Astros has a 45% win probability based on our analysis.

Our model considers weather conditions, offensive and defensive efficiency, rest days, injury impact, and historical performance.

This game is being played at Wrigley Field in Chicago, Illinois.

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